What is the widest part of the Mississippi River?

The Mississippi River watershed is the third largest in the world, extending from the Allegheny Mountains in the east to the Rocky Mountains in the west. The Amazon for comparison drains about 7.1 million square kilometers (2.7 million square miles). read more

The widest navigable part of the Mississippi is Lake Pepin, where it is approximately two miles wide. The widest point of the Mississippi River is Lake Winnibigoshish, near Grand Rapids, Minnesota, at over 7 miles (11 km) across. read more

But the Mississippi, at its widest point, is well below two miles in width, and there are several rivers wider than that in the US. But which of them is the widest is not really obvious. For many rivers, perhaps most, the widest point is at the river's mouth. read more